﻿#region Using Directives
using System;
using System.Collections;
using System.Collections.Generic;
using System.Collections.Specialized;
using System.ComponentModel;
using System.ComponentModel.Design;
using System.Web.UI;
using System.Web.UI.Design;

using HaVy.Entities;
using HaVy.Data;
using HaVy.Data.Bases;
using HaVy;
#endregion

namespace HaVy.Web.Data
{
	/// <summary>
	/// Represents the DataRepository.AnhChiTietProvider object that provides
	/// data to data-bound controls in multi-tier Web application architectures.
	/// </summary>
	[Designer(typeof(AnhChiTietDataSourceDesigner))]
	public class AnhChiTietDataSource : ProviderDataSource<AnhChiTiet, AnhChiTietKey>
	{
		#region Constructors

		/// <summary>
		/// Initializes a new instance of the AnhChiTietDataSource class.
		/// </summary>
		public AnhChiTietDataSource() : base(new AnhChiTietService())
		{
		}

		#endregion Constructors
		
		#region Properties
		
		/// <summary>
		/// Gets a reference to the AnhChiTietDataSourceView used by the AnhChiTietDataSource.
		/// </summary>
		protected AnhChiTietDataSourceView AnhChiTietView
		{
			get { return ( View as AnhChiTietDataSourceView ); }
		}
		
		/// <summary>
		/// Gets or sets the name of the method or function that
		/// the AnhChiTietDataSource control invokes to retrieve data.
		/// </summary>
		public AnhChiTietSelectMethod SelectMethod
		{
			get
			{
				AnhChiTietSelectMethod selectMethod = AnhChiTietSelectMethod.GetAll;
				Object method = ViewState["SelectMethod"];
				if ( method != null )
				{
					selectMethod = (AnhChiTietSelectMethod) method;
				}
				return selectMethod;
			}
			set { ViewState["SelectMethod"] = value; }
		}

		#endregion Properties
		
		#region Methods

		/// <summary>
		/// Creates a new instance of the AnhChiTietDataSourceView class that is to be
		/// used by the AnhChiTietDataSource.
		/// </summary>
		/// <returns>An instance of the AnhChiTietDataSourceView class.</returns>
		protected override BaseDataSourceView<AnhChiTiet, AnhChiTietKey> GetNewDataSourceView()
		{
			return new AnhChiTietDataSourceView(this, DefaultViewName);
		}
		
		/// <summary>
        /// Creates a cache hashing key based on the startIndex, pageSize and the SelectMethod being used.
        /// </summary>
        /// <param name="startIndex">The current start row index.</param>
        /// <param name="pageSize">The current page size.</param>
        /// <returns>A string that can be used as a key for caching purposes.</returns>
		protected override string CacheHashKey(int startIndex, int pageSize)
        {
			return String.Format("{0}:{1}:{2}", SelectMethod, startIndex, pageSize);
        }
		
		#endregion Methods
	}
	
	/// <summary>
	/// Supports the AnhChiTietDataSource control and provides an interface for
	/// data-bound controls to perform data operations with business and data objects.
	/// </summary>
	public class AnhChiTietDataSourceView : ProviderDataSourceView<AnhChiTiet, AnhChiTietKey>
	{
		#region Declarations

		#endregion Declarations
		
		#region Constructors

		/// <summary>
		/// Initializes a new instance of the AnhChiTietDataSourceView class.
		/// </summary>
		/// <param name="owner">A reference to the AnhChiTietDataSource which created this instance.</param>
		/// <param name="viewName">The name of the view.</param>
		public AnhChiTietDataSourceView(AnhChiTietDataSource owner, String viewName)
			: base(owner, viewName)
		{
		}
		
		#endregion Constructors
		
		#region Properties

		/// <summary>
		/// Gets a strongly-typed reference to the Owner property.
		/// </summary>
		internal AnhChiTietDataSource AnhChiTietOwner
		{
			get { return Owner as AnhChiTietDataSource; }
		}

		/// <summary>
		/// Gets or sets the name of the method or function that
		/// the DataSource control invokes to retrieve data.
		/// </summary>
		internal AnhChiTietSelectMethod SelectMethod
		{
			get { return AnhChiTietOwner.SelectMethod; }
			set { AnhChiTietOwner.SelectMethod = value; }
		}

		/// <summary>
		/// Gets a strongly typed reference to the Provider property.
		/// </summary>
		internal AnhChiTietService AnhChiTietProvider
		{
			get { return Provider as AnhChiTietService; }
		}

		#endregion Properties
		
		#region Methods
		 
		/// <summary>
		/// Gets a collection of Entity objects based on the value of the SelectMethod property.
		/// </summary>
		/// <param name="count">The total number of rows in the DataSource.</param>
	    /// <param name="values"></param>
		/// <returns>A collection of Entity objects.</returns>
		protected override IList<AnhChiTiet> GetSelectData(IDictionary values, out int count)
		{
            if (values == null || values.Count == 0) values = CollectionsUtil.CreateCaseInsensitiveHashtable(GetParameterValues());
            
			Hashtable customOutput = CollectionsUtil.CreateCaseInsensitiveHashtable();
			IList<AnhChiTiet> results = null;
			AnhChiTiet item;
			count = 0;
			
			System.Int32 _maAnh;
			System.Int32? _maSua_nullable;

			switch ( SelectMethod )
			{
				case AnhChiTietSelectMethod.Get:
					AnhChiTietKey entityKey  = new AnhChiTietKey();
					entityKey.Load(values);
					item = AnhChiTietProvider.Get(entityKey);
					results = new TList<AnhChiTiet>();
					if ( item != null ) results.Add(item);
					count = results.Count;
					break;
				case AnhChiTietSelectMethod.GetAll:
                    results = AnhChiTietProvider.GetAll(StartIndex, PageSize, out count);
                    break;
				case AnhChiTietSelectMethod.GetPaged:
					results = AnhChiTietProvider.GetPaged(WhereClause, OrderBy, PageIndex, PageSize, out count);
					break;
				case AnhChiTietSelectMethod.Find:
					if ( FilterParameters != null )
						results = AnhChiTietProvider.Find(FilterParameters, OrderBy, StartIndex, PageSize, out count);
					else
						results = AnhChiTietProvider.Find(WhereClause, StartIndex, PageSize, out count);
                    break;
				// PK
				case AnhChiTietSelectMethod.GetByMaAnh:
					_maAnh = ( values["MaAnh"] != null ) ? (System.Int32) EntityUtil.ChangeType(values["MaAnh"], typeof(System.Int32)) : (int)0;
					item = AnhChiTietProvider.GetByMaAnh(_maAnh);
					results = new TList<AnhChiTiet>();
					if ( item != null ) results.Add(item);
					count = results.Count;
					break;
				// IX
				// FK
				case AnhChiTietSelectMethod.GetByMaSua:
					_maSua_nullable = (System.Int32?) EntityUtil.ChangeType(values["MaSua"], typeof(System.Int32?));
					results = AnhChiTietProvider.GetByMaSua(_maSua_nullable, this.StartIndex, this.PageSize, out count);
					break;
				// M:M
				// Custom
				default:
					break;
			}

			if ( results != null && count < 1 )
			{
				count = results.Count;

				if ( !String.IsNullOrEmpty(CustomMethodRecordCountParamName) )
				{
					object objCustomCount = EntityUtil.ChangeType(customOutput[CustomMethodRecordCountParamName], typeof(Int32));
					
					if ( objCustomCount != null )
					{
						count = (int) objCustomCount;
					}
				}
			}
			
			return results;
		}
		
		/// <summary>
		/// Gets the values of any supplied parameters for internal caching.
		/// </summary>
		/// <param name="values">An IDictionary object of name/value pairs.</param>
		protected override void GetSelectParameters(IDictionary values)
		{
			if ( SelectMethod == AnhChiTietSelectMethod.Get || SelectMethod == AnhChiTietSelectMethod.GetByMaAnh )
			{
				EntityId = GetEntityKey(values);
			}
		}

		/// <summary>
		/// Performs a DeepLoad operation for the current entity if it has
		/// not already been performed.
		/// </summary>
		internal override void DeepLoad()
		{
			if ( !IsDeepLoaded )
			{
				AnhChiTiet entity = GetCurrentEntity();
				
				if ( entity != null )
				{
					// init transaction manager
					GetTransactionManager();
					// execute deep load method
					AnhChiTietProvider.DeepLoad(GetCurrentEntity(), EnableRecursiveDeepLoad);
					// set loaded flag
					IsDeepLoaded = true;
				}
			}
		}

		/// <summary>
		/// Performs a DeepLoad operation on the specified entity collection.
		/// </summary>
		/// <param name="entityList"></param>
		/// <param name="properties"></param>
		internal override void DeepLoad(TList<AnhChiTiet> entityList, ProviderDataSourceDeepLoadList properties)
		{
			// init transaction manager
			GetTransactionManager();
			// execute deep load method
			AnhChiTietProvider.DeepLoad(entityList, properties.Recursive, properties.Method, properties.GetTypes());
		}

		#endregion Select Methods
	}
	
	#region AnhChiTietDataSourceDesigner

	/// <summary>
	/// Provides design-time support in a design host for the AnhChiTietDataSource class.
	/// </summary>
	public class AnhChiTietDataSourceDesigner : ProviderDataSourceDesigner<AnhChiTiet, AnhChiTietKey>
	{
		/// <summary>
		/// Initializes a new instance of the AnhChiTietDataSourceDesigner class.
		/// </summary>
		public AnhChiTietDataSourceDesigner()
		{
		}

		/// <summary>
		/// Gets or sets the SelectMethod property.
		/// </summary>
		public AnhChiTietSelectMethod SelectMethod
		{
			get { return ((AnhChiTietDataSource) DataSource).SelectMethod; }
			set { SetPropertyValue("SelectMethod", value); }
		}

		/// <summary>Gets the designer action list collection for this designer.</summary>
		/// <returns>The <see cref="T:System.ComponentModel.Design.DesignerActionListCollection"/>
		/// associated with this designer.</returns>
		public override DesignerActionListCollection ActionLists
		{
			get
			{
				DesignerActionListCollection actions = new DesignerActionListCollection();
				actions.Add(new AnhChiTietDataSourceActionList(this));
				actions.AddRange(base.ActionLists);
				return actions;
			}
		}
	}

	#region AnhChiTietDataSourceActionList

	/// <summary>
	/// Supports the AnhChiTietDataSourceDesigner class.
	/// </summary>
	internal class AnhChiTietDataSourceActionList : DesignerActionList
	{
		private AnhChiTietDataSourceDesigner _designer;

		/// <summary>
		/// Initializes a new instance of the AnhChiTietDataSourceActionList class.
		/// </summary>
		/// <param name="designer"></param>
		public AnhChiTietDataSourceActionList(AnhChiTietDataSourceDesigner designer) : base(designer.Component)
		{
			_designer = designer;
		}

		/// <summary>
		/// Gets or sets the SelectMethod property.
		/// </summary>
		public AnhChiTietSelectMethod SelectMethod
		{
			get { return _designer.SelectMethod; }
			set { _designer.SelectMethod = value; }
		}

		/// <summary>
		/// Returns the collection of <see cref="T:System.ComponentModel.Design.DesignerActionItem"/>
		/// objects contained in the list.
		/// </summary>
		/// <returns>A <see cref="T:System.ComponentModel.Design.DesignerActionItem"/>
		/// array that contains the items in this list.</returns>
		public override DesignerActionItemCollection GetSortedActionItems()
		{
			DesignerActionItemCollection items = new DesignerActionItemCollection();
			items.Add(new DesignerActionPropertyItem("SelectMethod", "Select Method", "Methods"));
			return items;
		}
	}

	#endregion AnhChiTietDataSourceActionList
	
	#endregion AnhChiTietDataSourceDesigner
	
	#region AnhChiTietSelectMethod
	
	/// <summary>
	/// Enumeration of method names available for the AnhChiTietDataSource.SelectMethod property.
	/// </summary>
	public enum AnhChiTietSelectMethod
	{
		/// <summary>
		/// Represents the Get method.
		/// </summary>
		Get,
		/// <summary>
		/// Represents the GetAll method.
		/// </summary>
		GetAll,
		/// <summary>
		/// Represents the GetPaged method.
		/// </summary>
		GetPaged,
		/// <summary>
		/// Represents the Find method.
		/// </summary>
		Find,
		/// <summary>
		/// Represents the GetByMaAnh method.
		/// </summary>
		GetByMaAnh,
		/// <summary>
		/// Represents the GetByMaSua method.
		/// </summary>
		GetByMaSua
	}
	
	#endregion AnhChiTietSelectMethod

	#region AnhChiTietFilter
	
	/// <summary>
	/// A strongly-typed instance of the <see cref="SqlFilter&lt;EntityColumn&gt;"/> class
	/// that is used exclusively with a <see cref="AnhChiTiet"/> object.
	/// </summary>
	[CLSCompliant(true)]
	public class AnhChiTietFilter : SqlFilter<AnhChiTietColumn>
	{
	}
	
	#endregion AnhChiTietFilter

	#region AnhChiTietExpressionBuilder
	
	/// <summary>
	/// A strongly-typed instance of the <see cref="SqlExpressionBuilder&lt;EntityColumn&gt;"/> class
	/// that is used exclusively with a <see cref="AnhChiTiet"/> object.
	/// </summary>
	[CLSCompliant(true)]
	public class AnhChiTietExpressionBuilder : SqlExpressionBuilder<AnhChiTietColumn>
	{
	}
	
	#endregion AnhChiTietExpressionBuilder	

	#region AnhChiTietProperty
	
	/// <summary>
	/// A strongly-typed instance of the <see cref="ChildEntityProperty&lt;AnhChiTietChildEntityTypes&gt;"/> class
	/// that is used exclusively with a <see cref="AnhChiTiet"/> object.
	/// </summary>
	[CLSCompliant(true)]
	public class AnhChiTietProperty : ChildEntityProperty<AnhChiTietChildEntityTypes>
	{
	}
	
	#endregion AnhChiTietProperty
}

